2007-08-10_PERMIT FILE - C1980007 ‎(4)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 8/10/2007
• Section_Exhibit Name: Exhibit 76 Report Spring 2007 Part 2
• Media Type: D
• Archive: No

-
LOG OF TEST PIT Trench 9
BARR
~ Sheet 1 of 1
Project: Monument Dam Location: Paonia, CO client: Mountain Coal Company
Barr Project Number: 06/26-067 ~ STANDARD PENETRATION NATURAL DRY
d TEST DATA DENSITY
w ~ c ~ 3 o N in blows/ft OO (pcf) ~t
o L MATERIAL DESCRIPTION ~ Q > o to zo so ao fos tfs tzs
~ Z ~
(ASTM D2488) a
~ o ~ m a a SHEAR STRENGTH, ksf Water Content,
W ~ E VJ
C
TV WP WN Wl
N ~
Qp X U
3IE
Surtace Elev.: 7261.0 r 1 2 3 4 10 20 3o
0 Topsoil (OL), contains red gravel ' ' • `
t;.:;~ ;;
7260
7259.5 '~''' ~`
Silt (ML), brown/gray, moist; with clay lenses 1.5
7256.8
Alternating fine grained sand (SP) and clay (CL), brown and 4.2 .:: ~:'::
5 orange, moist; with boulders (>3~ at about 10'

7255
10

7250
15

7245
7244.5 :.'~~~•~•:~
Bottom of trench 16.5
20
Completion Depth: 16.5 Remarks: West of toe of dam, further downstream than Trench #5
Date Boring Started: 10/23/06
Date Boring Completed: 10/23/06
Logged By: BWL SAMPLE TYPES WATER LEVELS
Drilling Contractor: Chesnik
er Cutti
,Sh
lb
T
b
m Au While Drilling:
Drilling Method: Test Pit g
ng
e
y
u
e

® Split Spoon a Rock Core End of Drilling:
hrs After Drilling:
The stratification lines represent approximate boundaries. The transition may be gradual.